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JPS57126879A - Liquid crystal display element - Google Patents

Liquid crystal display element

Info

Publication number
JPS57126879A
JPS57126879A JP56003677A JP367781A JPS57126879A JP S57126879 A JPS57126879 A JP S57126879A JP 56003677 A JP56003677 A JP 56003677A JP 367781 A JP367781 A JP 367781A JP S57126879 A JPS57126879 A JP S57126879A
Authority
JP
Japan
Prior art keywords
liquid crystal
substd
group
coloring matter
blue coloring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP56003677A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0260710B2 (de
Inventor
Yasutaka Shimizu
Hiroto Kenmochi
Toshihiko Ueno
Kazutsuka Tani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Sumitomo Chemical Co Ltd
Original Assignee
NEC Corp
Sumitomo Chemical Co Ltd
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp, Sumitomo Chemical Co Ltd, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP56003677A priority Critical patent/JPS57126879A/ja
Priority to US06/330,487 priority patent/US4505549A/en
Priority to DE19813150803 priority patent/DE3150803A1/de
Priority to GB8139059A priority patent/GB2091283B/en
Publication of JPS57126879A publication Critical patent/JPS57126879A/ja
Priority to US06/685,536 priority patent/US4632781A/en
Publication of JPH0260710B2 publication Critical patent/JPH0260710B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60—Pleochroic dyes
    • C09K19/603—Anthroquinonic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/503—Amino-hydroxy-anthraquinones; Ethers and esters thereof unsubstituted amino-hydroxy anthraquinone
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/54—Amino-hydroxy-anthraquinones; Ethers and esters thereof etherified
    • C09B1/547—Anthraquinones with aromatic ether groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP56003677A 1981-01-12 1981-01-12 Liquid crystal display element Granted JPS57126879A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP56003677A JPS57126879A (en) 1981-01-12 1981-01-12 Liquid crystal display element
US06/330,487 US4505549A (en) 1981-01-12 1981-12-14 Liquid crystal display device
DE19813150803 DE3150803A1 (de) 1981-01-12 1981-12-22 Antrachinonfarbstoffe und diese enthaltende fluessigkristallanzeigevorrichtungen
GB8139059A GB2091283B (en) 1981-01-12 1981-12-30 Liquid crystal display device
US06/685,536 US4632781A (en) 1981-01-12 1984-12-24 Liquid crystal dye compound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56003677A JPS57126879A (en) 1981-01-12 1981-01-12 Liquid crystal display element

Publications (2)

Publication Number Publication Date
JPS57126879A true JPS57126879A (en) 1982-08-06
JPH0260710B2 JPH0260710B2 (de) 1990-12-18

Family

ID=11564042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56003677A Granted JPS57126879A (en) 1981-01-12 1981-01-12 Liquid crystal display element

Country Status (4)

Country Link
US (2) US4505549A (de)
JP (1) JPS57126879A (de)
DE (1) DE3150803A1 (de)
GB (1) GB2091283B (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5853954A (ja) * 1981-09-28 1983-03-30 Sumitomo Chem Co Ltd アントラキノン系化合物
JPS59172548A (ja) * 1983-03-23 1984-09-29 Hitachi Ltd アントラキノン系色素及び液晶組成物
WO2023063408A1 (ja) * 2021-10-14 2023-04-20 日本化薬株式会社 アントラキノン化合物、該化合物を含む液晶組成物及び調光素子

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3046904A1 (de) * 1980-12-12 1982-07-15 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe, verfahren zu ihrer herstellung ihre verwendung sowie fluessigkristalline materialien enthaltend anthrachinonfarbstoffe
DE3137298A1 (de) * 1981-09-18 1983-04-14 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe
DE3216455A1 (de) * 1982-05-03 1983-11-17 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe, ihre herstellung und verwendung sowie dichtroitisches material enthaltend diese anthrachinonfarbstoffe
EP0098522B1 (de) * 1982-06-30 1989-06-07 Hitachi, Ltd. Flüssigkristalline Zusammensetzung
EP0120463B1 (de) * 1983-03-23 1991-11-06 Hitachi, Ltd. Anthrachinonfarbstoffe und dieselben enthaltende flüssigkristalline Zusammensetzungen
EP2931839B1 (de) 2012-12-13 2017-11-01 Merck Patent GmbH Flüssigkristallines medium
WO2014135240A2 (de) 2013-03-05 2014-09-12 Merck Patent Gmbh Vorrichtung zur regulierung des energie-durchtritts
US10108058B2 (en) 2013-05-08 2018-10-23 Merck Patent Gmbh Device for regulating the passage of energy
CN105377995B (zh) 2013-05-24 2018-09-04 默克专利股份有限公司 包含二色性染料化合物的用于调节能量穿透量的器件
JP6862181B2 (ja) 2013-12-19 2021-04-21 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツングＭｅｒｃｋ Ｐａｔｅｎｔ Ｇｅｓｅｌｌｓｃｈａｆｔ ｍｉｔ ｂｅｓｃｈｒａｅｎｋｔｅｒ Ｈａｆｔｕｎｇ 光の通過を制御するためのデバイス
DE102015005800A1 (de) 2015-05-06 2016-11-10 Merck Patent Gmbh Thiadiazolochinoxalinderivate
US10868257B2 (en) 2015-07-10 2020-12-15 Merck Patent Gmbh Dithioalkylpyrrolopyrroles and the use thereof as dyes
WO2018001919A1 (en) 2016-06-28 2018-01-04 Merck Patent Gmbh Liquid crystalline medium
EP3487955B1 (de) 2016-07-19 2020-05-20 Merck Patent GmbH Flüssigkristallines medium
WO2019238567A1 (en) 2018-06-11 2019-12-19 Merck Patent Gmbh Liquid crystalline medium
US12043782B2 (en) 2018-06-20 2024-07-23 Merck Patent Gmbh Liquid crystalline medium
EP3856869B1 (de) 2018-09-25 2024-04-03 Merck Patent GmbH Azofarbstoff
WO2020104563A1 (en) 2018-11-23 2020-05-28 Merck Patent Gmbh Dichroic dye composition
US11952528B2 (en) 2018-12-19 2024-04-09 Merck Patent Gmbh Switching layers for use in a switching element
EP3983501B1 (de) 2019-06-17 2025-02-26 Merck Patent GmbH Auf flüssigkristall basierendes lichtventil
EP3839620B1 (de) 2019-12-16 2025-02-26 Merck Patent GmbH Vorrichtung zur regelung der lichttransmission
CN116569100A (zh) 2020-12-11 2023-08-08 默克专利股份有限公司 用于调节光透射的器件
WO2023094404A1 (en) 2021-11-24 2023-06-01 Merck Patent Gmbh Liquid crystal medium and liquid crystal display
WO2024251656A1 (en) 2023-06-05 2024-12-12 Merck Patent Gmbh Liquid crystalline medium
WO2025061649A1 (en) 2023-09-20 2025-03-27 Merck Patent Gmbh Liquid crystal medium

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647478A (en) * 1979-09-21 1981-04-30 Bbc Brown Boveri & Cie Liquid crystal mixture for electrooptical display device
JPS56161488A (en) * 1980-04-18 1981-12-11 Bayer Ag Liquid crystal substance containing anthraquinone dye

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923454A (en) * 1972-10-20 1975-12-02 American Aniline Prod Polyester and plastic dyes
US3840567A (en) * 1972-10-20 1974-10-08 American Aniline Prod Polyester and plastic dyes
CH638828A5 (de) * 1978-12-21 1983-10-14 Bbc Brown Boveri & Cie Fluessigkristallmischung.
US4304683A (en) * 1979-03-16 1981-12-08 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display element
US4360447A (en) * 1979-03-16 1982-11-23 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display elements
CH641828A5 (fr) * 1979-08-17 1984-03-15 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
CH642393A5 (fr) * 1979-10-02 1984-04-13 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
DE3007198A1 (de) * 1980-02-26 1981-09-03 Siemens AG, 1000 Berlin und 8000 München Pleochroitischer anthrachinon-farbstoff, verfahren zu seiner herstellung und verwendung des farbstoffs
US4391489A (en) * 1980-07-29 1983-07-05 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal materials containing pleochroic anthraquinone dyes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647478A (en) * 1979-09-21 1981-04-30 Bbc Brown Boveri & Cie Liquid crystal mixture for electrooptical display device
JPS56161488A (en) * 1980-04-18 1981-12-11 Bayer Ag Liquid crystal substance containing anthraquinone dye

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5853954A (ja) * 1981-09-28 1983-03-30 Sumitomo Chem Co Ltd アントラキノン系化合物
JPH0316389B2 (de) * 1981-09-28 1991-03-05 Sumitomo Kagaku Kogyo Kk
JPS59172548A (ja) * 1983-03-23 1984-09-29 Hitachi Ltd アントラキノン系色素及び液晶組成物
JPH049190B2 (de) * 1983-03-23 1992-02-19
WO2023063408A1 (ja) * 2021-10-14 2023-04-20 日本化薬株式会社 アントラキノン化合物、該化合物を含む液晶組成物及び調光素子

Also Published As

Publication number Publication date
DE3150803C2 (de) 1990-08-23
DE3150803A1 (de) 1982-09-09
JPH0260710B2 (de) 1990-12-18
GB2091283B (en) 1984-11-28
US4505549A (en) 1985-03-19
US4632781A (en) 1986-12-30
GB2091283A (en) 1982-07-28

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